Stepper motor is a kind of precision motor, its control mode is usually two kinds:
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1. Open loop control: This control mode can only control the speed and direction of the stepper motor, and can not determine the exact position. However, because of the working principle of the stepper motor, each step will have a fixed corner, so the purpose of controlling the position can be achieved by controlling the number of steps of each step of the stepper motor.
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2. Closed-loop control: This control mode can accurately control the position of the stepper motor. Usually, it needs to install position sensors on the stepper motor, and through these sensors, the actual position of the stepper motor is fed back in real time, so as to control the position of the stepper motor.
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In short, when using the stepper motor, different control methods can be selected according to the needs of the specific application to achieve accurate control of the stepper motor. At the same time, this also needs to master a certain amount of motor control knowledge and technology, in order to better complete the corresponding work.
The stepper motor can be controlled by a microprocessor or circuit chip to control the desired location.
First of all, it is necessary to determine the position and speed of the stepper motor, and then design the corresponding control circuit, and transfer the control signal to the drive circuit of the stepper motor, so as to control the positive and negative rotation of the motor and the moving distance.
In the process of controlling the movement of the stepper motor, it is also necessary to set the return to zero signal and limit switch to ensure the accuracy and safety of the motor movement.
In addition, by changing the current and frequency of the motor drive parameters, the performance of the stepper motor can also be optimized to achieve higher precision position control.
The principle of stepper motor control of the position you want to go is as follows:
1, set the control circuit parameters: First of all, to determine the input parameters of the control circuit, including the maximum speed of the stepper motor, voltage, frequency, etc.
2, debugging circuit: Then, you can debug the control circuit, check the output signal of the circuit, to ensure the normal operation of the circuit.
3, debugging stepper motor: Then, you can debug the stepper motor, check whether the motor rotation in accordance with the expected results, to ensure the normal operation of the motor.
4. Correction position: Finally, the position of the motor can be corrected by adjusting the pulse number of the stepper motor, so as to adjust the rotation position of the motor.
5, debugging again: Finally, you can debug the control circuit and stepper motor again to ensure the normal operation of the entire system.
The stepper motor can control its position by controlling the current and pulse signal.
Specifically, the Angle and direction of the stepper motor rotation can be controlled by providing a different number of pulse signals.
Each pulse will cause the stepper motor to rotate at a fixed Angle, so providing a different number of pulse signals can cause the stepper motor to go to different positions.
In addition to controlling the pulse signal, it is also necessary to control the size of the current to ensure that the stepper motor can smoothly rotate to the desired position.
By adjusting the current size, the rotation speed and torque of the stepper motor can be controlled, so as to ensure that it can accurately reach the desired position.
In short, by controlling the pulse signal and current size, the stepper motor can accurately reach the desired position.
The stepper motor can control its position by controlling the drive of the motor.
Specifically, the stepper motor will emit a certain step pulse in the work, each pulse will make the motor rotate at a certain Angle, by controlling the number and frequency of each pulse, you can control the Angle of the motor and the precise position.
At the same time, the driver can also control the speed and direction of the motor according to the demand, so as to achieve precise control of the motor position.
For the control of stepper motor, it is necessary to consider the selection of its driver and the design of the control system in practical applications to ensure its stable and accurate operation.
The stepper motor can control the position of the walk by controlling the number and frequency of the signal pulses.
Stepper motor is a special kind of motor that needs to receive a certain control signal in order to act in a predetermined way, usually using a drive to control. The
driver sends signal pulses of varying number and frequency to the stepper motor to control the Angle, speed, and direction of the motor rotation.
Its high control accuracy can achieve very accurate motion, so it is widely used in various automation systems. In addition, the control of the stepper motor can also be achieved by using a microprocessor, which can further improve the flexibility and complexity of the control.